In 1915, British astronomer Arthur Stanley Eddington was fascinated with Einstein's new theory of general relativity. The theory talks about how forces push and pull objects in space. Einstein said that the sun's gravity could pull and bend light.

On January 25, 1862, naturalist Charles Darwin received a box of orchids. One flower, the Madagascar star orchid, fascinated him. It had an 11.5-inch nectary, the place where flowers make nectar, the sweet liquid that insects and birds eat. How, he wondered, did insects pollinate the orchid? It took 130 years to find the answer.

This is the exciting story of a soil scientist confronting politicians to encourage them to pass a law to protect the land, the soil. When the US Congress passed a law establishing the Soil Conservation Service, it was the first government agency in the world dedicated to protecting the land, to protecting the Earth. 

People were dying! Malaria is a deadly mosquito-borne disease that causes fevers, chills and often death. In 1969, the People’s Republic of China created a task force to find a cure. Working in the 1970s, Chinese scientist Tu Youyou reviewed the traditional Chinese medicine (TCM) scrolls for ideas on where to start her research. She found 640 traditional treatments, and methodically started extracting compounds and testing them against malaria. Would any of them work? Follow the struggles of Nobel Prize scientist Tu Youyou as she works to find a cure to malaria.

This nonfiction book for elementary kids chronicles the amazing voyage of Nefertiti, the Spidernaut to the International Space Station and back. She’s a Phiddipus johnsonii, or Johnson jumping spider, native to Western United States. Her colorful anatomy - red, black, and teal - made for stunning photography and video. In 2012, Nefertitti clocked a record-breaking 100 days in space, during which time she circled Earth about 1584 times, traveling about 41,580,000 miles.